399147112

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{1571}}^1$

素因数の和:1946

約数の個数: 64

約数和(自身を含む): 924336000

約数和(自身を除く): 525188888

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 349, 364, 698, 728, 1396, 1571, 2443, 2792, 3142, 4537, 4886, 6284, 9074, 9772, 10997, 12568, 18148, 19544, 20423, 21994, 31759, 36296, 40846, 43988, 63518, 81692, 87976, 127036, 142961, 163384, 254072, 285922, 548279, 571844, 1096558, 1143688, 2193116, 3837953, 4386232, 7127627, 7675906, 14255254, 15351812, 28510508, 30703624, 49893389, 57021016, 99786778, 199573556, 399147112]

約数ペア:

[(1, 399147112), (2, 199573556), (4, 99786778), (7, 57021016), (8, 49893389), (13, 30703624), (14, 28510508), (26, 15351812), (28, 14255254), (52, 7675906), (56, 7127627), (91, 4386232), (104, 3837953), (182, 2193116), (349, 1143688), (364, 1096558), (698, 571844), (728, 548279), (1396, 285922), (1571, 254072), (2443, 163384), (2792, 142961), (3142, 127036), (4537, 87976), (4886, 81692), (6284, 63518), (9074, 43988), (9772, 40846), (10997, 36296), (12568, 31759), (18148, 21994), (19544, 20423)]